17
Supervision on microphone and communication automatically.
The maximum distance between RK-MCU and RK-MIC is 600 meters via the twisted-pair
cable.
Call station can be powered by RK-MCU.
Maximum 6 remote call stations can be connected to the system.
Product Appearance
Front Panel
No.
Buttons/Indicators Description
1
Microphone socket
To install the gooseneck or PTT microphone.
2
Device status
indicator lights
To indicate the status of power supply, general fault of system,
network fault and busy status of audio bus, etc.
3
Manually
emergency
button
The button is protected by a cover to prevent pressing by mistake.
To switch to the manually mode, first lift the cover, and press down
the button. The indicator will light in red.
4
Function buttons
There are some function buttons, such as ALL, CLOSE, MONITOR
CH1, MONITOR CH2, RECORD, PLAYBACK, LINE IN and
MICROPHONE, etc.
5
Label
Characters can be written or printed on the label to describe the
name or function of corresponding programmable keys.
6
Programmable
buttons & indicators
8 programmable buttons and corresponding indicators.
7
Loudspeaker
To monitor or listen chanels audio.
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